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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 /* | |
| 6 * object.c | |
| 7 * | |
| 8 * This file implements the NSSCKFWObject type and methods. | |
| 9 */ | |
| 10 | |
| 11 #ifndef CK_T | |
| 12 #include "ck.h" | |
| 13 #endif /* CK_T */ | |
| 14 | |
| 15 /* | |
| 16 * NSSCKFWObject | |
| 17 * | |
| 18 * -- create/destroy -- | |
| 19 * nssCKFWObject_Create | |
| 20 * nssCKFWObject_Finalize | |
| 21 * nssCKFWObject_Destroy | |
| 22 * | |
| 23 * -- public accessors -- | |
| 24 * NSSCKFWObject_GetMDObject | |
| 25 * NSSCKFWObject_GetArena | |
| 26 * NSSCKFWObject_IsTokenObject | |
| 27 * NSSCKFWObject_GetAttributeCount | |
| 28 * NSSCKFWObject_GetAttributeTypes | |
| 29 * NSSCKFWObject_GetAttributeSize | |
| 30 * NSSCKFWObject_GetAttribute | |
| 31 * NSSCKFWObject_SetAttribute | |
| 32 * NSSCKFWObject_GetObjectSize | |
| 33 * | |
| 34 * -- implement public accessors -- | |
| 35 * nssCKFWObject_GetMDObject | |
| 36 * nssCKFWObject_GetArena | |
| 37 * | |
| 38 * -- private accessors -- | |
| 39 * nssCKFWObject_SetHandle | |
| 40 * nssCKFWObject_GetHandle | |
| 41 * | |
| 42 * -- module fronts -- | |
| 43 * nssCKFWObject_IsTokenObject | |
| 44 * nssCKFWObject_GetAttributeCount | |
| 45 * nssCKFWObject_GetAttributeTypes | |
| 46 * nssCKFWObject_GetAttributeSize | |
| 47 * nssCKFWObject_GetAttribute | |
| 48 * nssCKFWObject_SetAttribute | |
| 49 * nssCKFWObject_GetObjectSize | |
| 50 */ | |
| 51 | |
| 52 struct NSSCKFWObjectStr { | |
| 53 NSSCKFWMutex *mutex; /* merely to serialise the MDObject calls */ | |
| 54 NSSArena *arena; | |
| 55 NSSCKMDObject *mdObject; | |
| 56 NSSCKMDSession *mdSession; | |
| 57 NSSCKFWSession *fwSession; | |
| 58 NSSCKMDToken *mdToken; | |
| 59 NSSCKFWToken *fwToken; | |
| 60 NSSCKMDInstance *mdInstance; | |
| 61 NSSCKFWInstance *fwInstance; | |
| 62 CK_OBJECT_HANDLE hObject; | |
| 63 }; | |
| 64 | |
| 65 #ifdef DEBUG | |
| 66 /* | |
| 67 * But first, the pointer-tracking stuff. | |
| 68 * | |
| 69 * NOTE: the pointer-tracking support in NSS/base currently relies | |
| 70 * upon NSPR's CallOnce support. That, however, relies upon NSPR's | |
| 71 * locking, which is tied into the runtime. We need a pointer-tracker | |
| 72 * implementation that uses the locks supplied through C_Initialize. | |
| 73 * That support, however, can be filled in later. So for now, I'll | |
| 74 * just do this routines as no-ops. | |
| 75 */ | |
| 76 | |
| 77 static CK_RV | |
| 78 object_add_pointer( | |
| 79 const NSSCKFWObject *fwObject) | |
| 80 { | |
| 81 return CKR_OK; | |
| 82 } | |
| 83 | |
| 84 static CK_RV | |
| 85 object_remove_pointer( | |
| 86 const NSSCKFWObject *fwObject) | |
| 87 { | |
| 88 return CKR_OK; | |
| 89 } | |
| 90 | |
| 91 NSS_IMPLEMENT CK_RV | |
| 92 nssCKFWObject_verifyPointer( | |
| 93 const NSSCKFWObject *fwObject) | |
| 94 { | |
| 95 return CKR_OK; | |
| 96 } | |
| 97 | |
| 98 #endif /* DEBUG */ | |
| 99 | |
| 100 /* | |
| 101 * nssCKFWObject_Create | |
| 102 * | |
| 103 */ | |
| 104 NSS_IMPLEMENT NSSCKFWObject * | |
| 105 nssCKFWObject_Create( | |
| 106 NSSArena *arena, | |
| 107 NSSCKMDObject *mdObject, | |
| 108 NSSCKFWSession *fwSession, | |
| 109 NSSCKFWToken *fwToken, | |
| 110 NSSCKFWInstance *fwInstance, | |
| 111 CK_RV *pError) | |
| 112 { | |
| 113 NSSCKFWObject *fwObject; | |
| 114 nssCKFWHash *mdObjectHash; | |
| 115 | |
| 116 #ifdef NSSDEBUG | |
| 117 if (!pError) { | |
| 118 return (NSSCKFWObject *)NULL; | |
| 119 } | |
| 120 | |
| 121 if (PR_SUCCESS != nssArena_verifyPointer(arena)) { | |
| 122 *pError = CKR_ARGUMENTS_BAD; | |
| 123 return (NSSCKFWObject *)NULL; | |
| 124 } | |
| 125 #endif /* NSSDEBUG */ | |
| 126 | |
| 127 if (!fwToken) { | |
| 128 *pError = CKR_ARGUMENTS_BAD; | |
| 129 return (NSSCKFWObject *)NULL; | |
| 130 } | |
| 131 mdObjectHash = nssCKFWToken_GetMDObjectHash(fwToken); | |
| 132 if (!mdObjectHash) { | |
| 133 *pError = CKR_GENERAL_ERROR; | |
| 134 return (NSSCKFWObject *)NULL; | |
| 135 } | |
| 136 | |
| 137 if (nssCKFWHash_Exists(mdObjectHash, mdObject)) { | |
| 138 fwObject = nssCKFWHash_Lookup(mdObjectHash, mdObject); | |
| 139 return fwObject; | |
| 140 } | |
| 141 | |
| 142 fwObject = nss_ZNEW(arena, NSSCKFWObject); | |
| 143 if (!fwObject) { | |
| 144 *pError = CKR_HOST_MEMORY; | |
| 145 return (NSSCKFWObject *)NULL; | |
| 146 } | |
| 147 | |
| 148 fwObject->arena = arena; | |
| 149 fwObject->mdObject = mdObject; | |
| 150 fwObject->fwSession = fwSession; | |
| 151 | |
| 152 if (fwSession) { | |
| 153 fwObject->mdSession = nssCKFWSession_GetMDSession(fwSession); | |
| 154 } | |
| 155 | |
| 156 fwObject->fwToken = fwToken; | |
| 157 fwObject->mdToken = nssCKFWToken_GetMDToken(fwToken); | |
| 158 fwObject->fwInstance = fwInstance; | |
| 159 fwObject->mdInstance = nssCKFWInstance_GetMDInstance(fwInstance); | |
| 160 fwObject->mutex = nssCKFWInstance_CreateMutex(fwInstance, arena, pError); | |
| 161 if (!fwObject->mutex) { | |
| 162 if (CKR_OK == *pError) { | |
| 163 *pError = CKR_GENERAL_ERROR; | |
| 164 } | |
| 165 nss_ZFreeIf(fwObject); | |
| 166 return (NSSCKFWObject *)NULL; | |
| 167 } | |
| 168 | |
| 169 *pError = nssCKFWHash_Add(mdObjectHash, mdObject, fwObject); | |
| 170 if (CKR_OK != *pError) { | |
| 171 nss_ZFreeIf(fwObject); | |
| 172 return (NSSCKFWObject *)NULL; | |
| 173 } | |
| 174 | |
| 175 #ifdef DEBUG | |
| 176 *pError = object_add_pointer(fwObject); | |
| 177 if (CKR_OK != *pError) { | |
| 178 nssCKFWHash_Remove(mdObjectHash, mdObject); | |
| 179 nss_ZFreeIf(fwObject); | |
| 180 return (NSSCKFWObject *)NULL; | |
| 181 } | |
| 182 #endif /* DEBUG */ | |
| 183 | |
| 184 *pError = CKR_OK; | |
| 185 return fwObject; | |
| 186 } | |
| 187 | |
| 188 /* | |
| 189 * nssCKFWObject_Finalize | |
| 190 * | |
| 191 */ | |
| 192 NSS_IMPLEMENT void | |
| 193 nssCKFWObject_Finalize( | |
| 194 NSSCKFWObject *fwObject, | |
| 195 PRBool removeFromHash) | |
| 196 { | |
| 197 nssCKFWHash *mdObjectHash; | |
| 198 | |
| 199 #ifdef NSSDEBUG | |
| 200 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 201 return; | |
| 202 } | |
| 203 #endif /* NSSDEBUG */ | |
| 204 | |
| 205 (void)nssCKFWMutex_Destroy(fwObject->mutex); | |
| 206 | |
| 207 if (fwObject->mdObject->Finalize) { | |
| 208 fwObject->mdObject->Finalize(fwObject->mdObject, fwObject, | |
| 209 fwObject->mdSession, fwObject->fwSession, f
wObject->mdToken, | |
| 210 fwObject->fwToken, fwObject->mdInstance, fw
Object->fwInstance); | |
| 211 } | |
| 212 | |
| 213 if (removeFromHash) { | |
| 214 mdObjectHash = nssCKFWToken_GetMDObjectHash(fwObject->fwToken); | |
| 215 if (mdObjectHash) { | |
| 216 nssCKFWHash_Remove(mdObjectHash, fwObject->mdObject); | |
| 217 } | |
| 218 } | |
| 219 | |
| 220 if (fwObject->fwSession) { | |
| 221 nssCKFWSession_DeregisterSessionObject(fwObject->fwSession, fwObject); | |
| 222 } | |
| 223 nss_ZFreeIf(fwObject); | |
| 224 | |
| 225 #ifdef DEBUG | |
| 226 (void)object_remove_pointer(fwObject); | |
| 227 #endif /* DEBUG */ | |
| 228 | |
| 229 return; | |
| 230 } | |
| 231 | |
| 232 /* | |
| 233 * nssCKFWObject_Destroy | |
| 234 * | |
| 235 */ | |
| 236 NSS_IMPLEMENT void | |
| 237 nssCKFWObject_Destroy( | |
| 238 NSSCKFWObject *fwObject) | |
| 239 { | |
| 240 nssCKFWHash *mdObjectHash; | |
| 241 | |
| 242 #ifdef NSSDEBUG | |
| 243 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 244 return; | |
| 245 } | |
| 246 #endif /* NSSDEBUG */ | |
| 247 | |
| 248 (void)nssCKFWMutex_Destroy(fwObject->mutex); | |
| 249 | |
| 250 if (fwObject->mdObject->Destroy) { | |
| 251 fwObject->mdObject->Destroy(fwObject->mdObject, fwObject, | |
| 252 fwObject->mdSession, fwObject->fwSession, fw
Object->mdToken, | |
| 253 fwObject->fwToken, fwObject->mdInstance, fwO
bject->fwInstance); | |
| 254 } | |
| 255 | |
| 256 mdObjectHash = nssCKFWToken_GetMDObjectHash(fwObject->fwToken); | |
| 257 if (mdObjectHash) { | |
| 258 nssCKFWHash_Remove(mdObjectHash, fwObject->mdObject); | |
| 259 } | |
| 260 | |
| 261 if (fwObject->fwSession) { | |
| 262 nssCKFWSession_DeregisterSessionObject(fwObject->fwSession, fwObject); | |
| 263 } | |
| 264 nss_ZFreeIf(fwObject); | |
| 265 | |
| 266 #ifdef DEBUG | |
| 267 (void)object_remove_pointer(fwObject); | |
| 268 #endif /* DEBUG */ | |
| 269 | |
| 270 return; | |
| 271 } | |
| 272 | |
| 273 /* | |
| 274 * nssCKFWObject_GetMDObject | |
| 275 * | |
| 276 */ | |
| 277 NSS_IMPLEMENT NSSCKMDObject * | |
| 278 nssCKFWObject_GetMDObject( | |
| 279 NSSCKFWObject *fwObject) | |
| 280 { | |
| 281 #ifdef NSSDEBUG | |
| 282 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 283 return (NSSCKMDObject *)NULL; | |
| 284 } | |
| 285 #endif /* NSSDEBUG */ | |
| 286 | |
| 287 return fwObject->mdObject; | |
| 288 } | |
| 289 | |
| 290 /* | |
| 291 * nssCKFWObject_GetArena | |
| 292 * | |
| 293 */ | |
| 294 NSS_IMPLEMENT NSSArena * | |
| 295 nssCKFWObject_GetArena( | |
| 296 NSSCKFWObject *fwObject, | |
| 297 CK_RV *pError) | |
| 298 { | |
| 299 #ifdef NSSDEBUG | |
| 300 if (!pError) { | |
| 301 return (NSSArena *)NULL; | |
| 302 } | |
| 303 | |
| 304 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 305 if (CKR_OK != *pError) { | |
| 306 return (NSSArena *)NULL; | |
| 307 } | |
| 308 #endif /* NSSDEBUG */ | |
| 309 | |
| 310 return fwObject->arena; | |
| 311 } | |
| 312 | |
| 313 /* | |
| 314 * nssCKFWObject_SetHandle | |
| 315 * | |
| 316 */ | |
| 317 NSS_IMPLEMENT CK_RV | |
| 318 nssCKFWObject_SetHandle( | |
| 319 NSSCKFWObject *fwObject, | |
| 320 CK_OBJECT_HANDLE hObject) | |
| 321 { | |
| 322 #ifdef NSSDEBUG | |
| 323 CK_RV error = CKR_OK; | |
| 324 #endif /* NSSDEBUG */ | |
| 325 | |
| 326 #ifdef NSSDEBUG | |
| 327 error = nssCKFWObject_verifyPointer(fwObject); | |
| 328 if (CKR_OK != error) { | |
| 329 return error; | |
| 330 } | |
| 331 #endif /* NSSDEBUG */ | |
| 332 | |
| 333 if ((CK_OBJECT_HANDLE)0 != fwObject->hObject) { | |
| 334 return CKR_GENERAL_ERROR; | |
| 335 } | |
| 336 | |
| 337 fwObject->hObject = hObject; | |
| 338 | |
| 339 return CKR_OK; | |
| 340 } | |
| 341 | |
| 342 /* | |
| 343 * nssCKFWObject_GetHandle | |
| 344 * | |
| 345 */ | |
| 346 NSS_IMPLEMENT CK_OBJECT_HANDLE | |
| 347 nssCKFWObject_GetHandle( | |
| 348 NSSCKFWObject *fwObject) | |
| 349 { | |
| 350 #ifdef NSSDEBUG | |
| 351 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 352 return (CK_OBJECT_HANDLE)0; | |
| 353 } | |
| 354 #endif /* NSSDEBUG */ | |
| 355 | |
| 356 return fwObject->hObject; | |
| 357 } | |
| 358 | |
| 359 /* | |
| 360 * nssCKFWObject_IsTokenObject | |
| 361 * | |
| 362 */ | |
| 363 NSS_IMPLEMENT CK_BBOOL | |
| 364 nssCKFWObject_IsTokenObject( | |
| 365 NSSCKFWObject *fwObject) | |
| 366 { | |
| 367 CK_BBOOL b = CK_FALSE; | |
| 368 | |
| 369 #ifdef NSSDEBUG | |
| 370 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 371 return CK_FALSE; | |
| 372 } | |
| 373 #endif /* NSSDEBUG */ | |
| 374 | |
| 375 if (!fwObject->mdObject->IsTokenObject) { | |
| 376 NSSItem item; | |
| 377 NSSItem *pItem; | |
| 378 CK_RV rv = CKR_OK; | |
| 379 | |
| 380 item.data = (void *)&b; | |
| 381 item.size = sizeof(b); | |
| 382 | |
| 383 pItem = nssCKFWObject_GetAttribute(fwObject, CKA_TOKEN, &item, | |
| 384 (NSSArena *)NULL, &rv); | |
| 385 if (!pItem) { | |
| 386 /* Error of some type */ | |
| 387 b = CK_FALSE; | |
| 388 goto done; | |
| 389 } | |
| 390 | |
| 391 goto done; | |
| 392 } | |
| 393 | |
| 394 b = fwObject->mdObject->IsTokenObject(fwObject->mdObject, fwObject, | |
| 395 fwObject->mdSession, fwObject->fwSessi
on, fwObject->mdToken, | |
| 396 fwObject->fwToken, fwObject->mdInstanc
e, fwObject->fwInstance); | |
| 397 | |
| 398 done: | |
| 399 return b; | |
| 400 } | |
| 401 | |
| 402 /* | |
| 403 * nssCKFWObject_GetAttributeCount | |
| 404 * | |
| 405 */ | |
| 406 NSS_IMPLEMENT CK_ULONG | |
| 407 nssCKFWObject_GetAttributeCount( | |
| 408 NSSCKFWObject *fwObject, | |
| 409 CK_RV *pError) | |
| 410 { | |
| 411 CK_ULONG rv; | |
| 412 | |
| 413 #ifdef NSSDEBUG | |
| 414 if (!pError) { | |
| 415 return (CK_ULONG)0; | |
| 416 } | |
| 417 | |
| 418 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 419 if (CKR_OK != *pError) { | |
| 420 return (CK_ULONG)0; | |
| 421 } | |
| 422 #endif /* NSSDEBUG */ | |
| 423 | |
| 424 if (!fwObject->mdObject->GetAttributeCount) { | |
| 425 *pError = CKR_GENERAL_ERROR; | |
| 426 return (CK_ULONG)0; | |
| 427 } | |
| 428 | |
| 429 *pError = nssCKFWMutex_Lock(fwObject->mutex); | |
| 430 if (CKR_OK != *pError) { | |
| 431 return (CK_ULONG)0; | |
| 432 } | |
| 433 | |
| 434 rv = fwObject->mdObject->GetAttributeCount(fwObject->mdObject, fwObject, | |
| 435 fwObject->mdSession, fwObject->fw
Session, fwObject->mdToken, | |
| 436 fwObject->fwToken, fwObject->mdIn
stance, fwObject->fwInstance, | |
| 437 pError); | |
| 438 | |
| 439 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 440 return rv; | |
| 441 } | |
| 442 | |
| 443 /* | |
| 444 * nssCKFWObject_GetAttributeTypes | |
| 445 * | |
| 446 */ | |
| 447 NSS_IMPLEMENT CK_RV | |
| 448 nssCKFWObject_GetAttributeTypes( | |
| 449 NSSCKFWObject *fwObject, | |
| 450 CK_ATTRIBUTE_TYPE_PTR typeArray, | |
| 451 CK_ULONG ulCount) | |
| 452 { | |
| 453 CK_RV error = CKR_OK; | |
| 454 | |
| 455 #ifdef NSSDEBUG | |
| 456 error = nssCKFWObject_verifyPointer(fwObject); | |
| 457 if (CKR_OK != error) { | |
| 458 return error; | |
| 459 } | |
| 460 | |
| 461 if ((CK_ATTRIBUTE_TYPE_PTR)NULL == typeArray) { | |
| 462 return CKR_ARGUMENTS_BAD; | |
| 463 } | |
| 464 #endif /* NSSDEBUG */ | |
| 465 | |
| 466 if (!fwObject->mdObject->GetAttributeTypes) { | |
| 467 return CKR_GENERAL_ERROR; | |
| 468 } | |
| 469 | |
| 470 error = nssCKFWMutex_Lock(fwObject->mutex); | |
| 471 if (CKR_OK != error) { | |
| 472 return error; | |
| 473 } | |
| 474 | |
| 475 error = fwObject->mdObject->GetAttributeTypes(fwObject->mdObject, fwObject, | |
| 476 fwObject->mdSession, fwObject-
>fwSession, fwObject->mdToken, | |
| 477 fwObject->fwToken, fwObject->m
dInstance, fwObject->fwInstance, | |
| 478 typeArray, ulCount); | |
| 479 | |
| 480 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 481 return error; | |
| 482 } | |
| 483 | |
| 484 /* | |
| 485 * nssCKFWObject_GetAttributeSize | |
| 486 * | |
| 487 */ | |
| 488 NSS_IMPLEMENT CK_ULONG | |
| 489 nssCKFWObject_GetAttributeSize( | |
| 490 NSSCKFWObject *fwObject, | |
| 491 CK_ATTRIBUTE_TYPE attribute, | |
| 492 CK_RV *pError) | |
| 493 { | |
| 494 CK_ULONG rv; | |
| 495 | |
| 496 #ifdef NSSDEBUG | |
| 497 if (!pError) { | |
| 498 return (CK_ULONG)0; | |
| 499 } | |
| 500 | |
| 501 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 502 if (CKR_OK != *pError) { | |
| 503 return (CK_ULONG)0; | |
| 504 } | |
| 505 #endif /* NSSDEBUG */ | |
| 506 | |
| 507 if (!fwObject->mdObject->GetAttributeSize) { | |
| 508 *pError = CKR_GENERAL_ERROR; | |
| 509 return (CK_ULONG)0; | |
| 510 } | |
| 511 | |
| 512 *pError = nssCKFWMutex_Lock(fwObject->mutex); | |
| 513 if (CKR_OK != *pError) { | |
| 514 return (CK_ULONG)0; | |
| 515 } | |
| 516 | |
| 517 rv = fwObject->mdObject->GetAttributeSize(fwObject->mdObject, fwObject, | |
| 518 fwObject->mdSession, fwObject->fwS
ession, fwObject->mdToken, | |
| 519 fwObject->fwToken, fwObject->mdIns
tance, fwObject->fwInstance, | |
| 520 attribute, pError); | |
| 521 | |
| 522 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 523 return rv; | |
| 524 } | |
| 525 | |
| 526 /* | |
| 527 * nssCKFWObject_GetAttribute | |
| 528 * | |
| 529 * Usual NSS allocation rules: | |
| 530 * If itemOpt is not NULL, it will be returned; otherwise an NSSItem | |
| 531 * will be allocated. If itemOpt is not NULL but itemOpt->data is, | |
| 532 * the buffer will be allocated; otherwise, the buffer will be used. | |
| 533 * Any allocations will come from the optional arena, if one is | |
| 534 * specified. | |
| 535 */ | |
| 536 NSS_IMPLEMENT NSSItem * | |
| 537 nssCKFWObject_GetAttribute( | |
| 538 NSSCKFWObject *fwObject, | |
| 539 CK_ATTRIBUTE_TYPE attribute, | |
| 540 NSSItem *itemOpt, | |
| 541 NSSArena *arenaOpt, | |
| 542 CK_RV *pError) | |
| 543 { | |
| 544 NSSItem *rv = (NSSItem *)NULL; | |
| 545 NSSCKFWItem mdItem; | |
| 546 | |
| 547 #ifdef NSSDEBUG | |
| 548 if (!pError) { | |
| 549 return (NSSItem *)NULL; | |
| 550 } | |
| 551 | |
| 552 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 553 if (CKR_OK != *pError) { | |
| 554 return (NSSItem *)NULL; | |
| 555 } | |
| 556 #endif /* NSSDEBUG */ | |
| 557 | |
| 558 if (!fwObject->mdObject->GetAttribute) { | |
| 559 *pError = CKR_GENERAL_ERROR; | |
| 560 return (NSSItem *)NULL; | |
| 561 } | |
| 562 | |
| 563 *pError = nssCKFWMutex_Lock(fwObject->mutex); | |
| 564 if (CKR_OK != *pError) { | |
| 565 return (NSSItem *)NULL; | |
| 566 } | |
| 567 | |
| 568 mdItem = fwObject->mdObject->GetAttribute(fwObject->mdObject, fwObject, | |
| 569 fwObject->mdSession, fwObject->fwS
ession, fwObject->mdToken, | |
| 570 fwObject->fwToken, fwObject->mdIns
tance, fwObject->fwInstance, | |
| 571 attribute, pError); | |
| 572 | |
| 573 if (!mdItem.item) { | |
| 574 if (CKR_OK == *pError) { | |
| 575 *pError = CKR_GENERAL_ERROR; | |
| 576 } | |
| 577 | |
| 578 goto done; | |
| 579 } | |
| 580 | |
| 581 if (!itemOpt) { | |
| 582 rv = nss_ZNEW(arenaOpt, NSSItem); | |
| 583 if (!rv) { | |
| 584 *pError = CKR_HOST_MEMORY; | |
| 585 goto done; | |
| 586 } | |
| 587 } else { | |
| 588 rv = itemOpt; | |
| 589 } | |
| 590 | |
| 591 if (!rv->data) { | |
| 592 rv->size = mdItem.item->size; | |
| 593 rv->data = nss_ZAlloc(arenaOpt, rv->size); | |
| 594 if (!rv->data) { | |
| 595 *pError = CKR_HOST_MEMORY; | |
| 596 if (!itemOpt) { | |
| 597 nss_ZFreeIf(rv); | |
| 598 } | |
| 599 rv = (NSSItem *)NULL; | |
| 600 goto done; | |
| 601 } | |
| 602 } else { | |
| 603 if (rv->size >= mdItem.item->size) { | |
| 604 rv->size = mdItem.item->size; | |
| 605 } else { | |
| 606 *pError = CKR_BUFFER_TOO_SMALL; | |
| 607 /* Should we set rv->size to mdItem->size? */ | |
| 608 /* rv can't have been allocated */ | |
| 609 rv = (NSSItem *)NULL; | |
| 610 goto done; | |
| 611 } | |
| 612 } | |
| 613 | |
| 614 (void)nsslibc_memcpy(rv->data, mdItem.item->data, rv->size); | |
| 615 | |
| 616 if (PR_TRUE == mdItem.needsFreeing) { | |
| 617 PR_ASSERT(fwObject->mdObject->FreeAttribute); | |
| 618 if (fwObject->mdObject->FreeAttribute) { | |
| 619 *pError = fwObject->mdObject->FreeAttribute(&mdItem); | |
| 620 } | |
| 621 } | |
| 622 | |
| 623 done: | |
| 624 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 625 return rv; | |
| 626 } | |
| 627 | |
| 628 /* | |
| 629 * nssCKFWObject_SetAttribute | |
| 630 * | |
| 631 */ | |
| 632 NSS_IMPLEMENT CK_RV | |
| 633 nssCKFWObject_SetAttribute( | |
| 634 NSSCKFWObject *fwObject, | |
| 635 NSSCKFWSession *fwSession, | |
| 636 CK_ATTRIBUTE_TYPE attribute, | |
| 637 NSSItem *value) | |
| 638 { | |
| 639 CK_RV error = CKR_OK; | |
| 640 | |
| 641 #ifdef NSSDEBUG | |
| 642 error = nssCKFWObject_verifyPointer(fwObject); | |
| 643 if (CKR_OK != error) { | |
| 644 return error; | |
| 645 } | |
| 646 #endif /* NSSDEBUG */ | |
| 647 | |
| 648 if (CKA_TOKEN == attribute) { | |
| 649 /* | |
| 650 * We're changing from a session object to a token object or | |
| 651 * vice-versa. | |
| 652 */ | |
| 653 | |
| 654 CK_ATTRIBUTE a; | |
| 655 NSSCKFWObject *newFwObject; | |
| 656 NSSCKFWObject swab; | |
| 657 | |
| 658 a.type = CKA_TOKEN; | |
| 659 a.pValue = value->data; | |
| 660 a.ulValueLen = value->size; | |
| 661 | |
| 662 newFwObject = nssCKFWSession_CopyObject(fwSession, fwObject, | |
| 663 &a, 1, &error); | |
| 664 if (!newFwObject) { | |
| 665 if (CKR_OK == error) { | |
| 666 error = CKR_GENERAL_ERROR; | |
| 667 } | |
| 668 return error; | |
| 669 } | |
| 670 | |
| 671 /* | |
| 672 * Actually, I bet the locking is worse than this.. this part of | |
| 673 * the code could probably use some scrutiny and reworking. | |
| 674 */ | |
| 675 error = nssCKFWMutex_Lock(fwObject->mutex); | |
| 676 if (CKR_OK != error) { | |
| 677 nssCKFWObject_Destroy(newFwObject); | |
| 678 return error; | |
| 679 } | |
| 680 | |
| 681 error = nssCKFWMutex_Lock(newFwObject->mutex); | |
| 682 if (CKR_OK != error) { | |
| 683 nssCKFWMutex_Unlock(fwObject->mutex); | |
| 684 nssCKFWObject_Destroy(newFwObject); | |
| 685 return error; | |
| 686 } | |
| 687 | |
| 688 /* | |
| 689 * Now, we have our new object, but it has a new fwObject pointer, | |
| 690 * while we have to keep the existing one. So quick swap the contents. | |
| 691 */ | |
| 692 swab = *fwObject; | |
| 693 *fwObject = *newFwObject; | |
| 694 *newFwObject = swab; | |
| 695 | |
| 696 /* But keep the mutexes the same */ | |
| 697 swab.mutex = fwObject->mutex; | |
| 698 fwObject->mutex = newFwObject->mutex; | |
| 699 newFwObject->mutex = swab.mutex; | |
| 700 | |
| 701 (void)nssCKFWMutex_Unlock(newFwObject->mutex); | |
| 702 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 703 | |
| 704 /* | |
| 705 * Either remove or add this to the list of session objects | |
| 706 */ | |
| 707 | |
| 708 if (CK_FALSE == *(CK_BBOOL *)value->data) { | |
| 709 /* | |
| 710 * New one is a session object, except since we "stole" the fwObject
, it's | |
| 711 * not in the list. Add it. | |
| 712 */ | |
| 713 nssCKFWSession_RegisterSessionObject(fwSession, fwObject); | |
| 714 } else { | |
| 715 /* | |
| 716 * New one is a token object, except since we "stole" the fwObject,
it's | |
| 717 * in the list. Remove it. | |
| 718 */ | |
| 719 if (fwObject->fwSession) { | |
| 720 nssCKFWSession_DeregisterSessionObject(fwObject->fwSession, fwOb
ject); | |
| 721 } | |
| 722 } | |
| 723 | |
| 724 /* | |
| 725 * Now delete the old object. Remember the names have changed. | |
| 726 */ | |
| 727 nssCKFWObject_Destroy(newFwObject); | |
| 728 | |
| 729 return CKR_OK; | |
| 730 } else { | |
| 731 /* | |
| 732 * An "ordinary" change. | |
| 733 */ | |
| 734 if (!fwObject->mdObject->SetAttribute) { | |
| 735 /* We could fake it with copying, like above.. later */ | |
| 736 return CKR_ATTRIBUTE_READ_ONLY; | |
| 737 } | |
| 738 | |
| 739 error = nssCKFWMutex_Lock(fwObject->mutex); | |
| 740 if (CKR_OK != error) { | |
| 741 return error; | |
| 742 } | |
| 743 | |
| 744 error = fwObject->mdObject->SetAttribute(fwObject->mdObject, fwObject, | |
| 745 fwObject->mdSession, fwObject->
fwSession, fwObject->mdToken, | |
| 746 fwObject->fwToken, fwObject->md
Instance, fwObject->fwInstance, | |
| 747 attribute, value); | |
| 748 | |
| 749 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 750 | |
| 751 return error; | |
| 752 } | |
| 753 } | |
| 754 | |
| 755 /* | |
| 756 * nssCKFWObject_GetObjectSize | |
| 757 * | |
| 758 */ | |
| 759 NSS_IMPLEMENT CK_ULONG | |
| 760 nssCKFWObject_GetObjectSize( | |
| 761 NSSCKFWObject *fwObject, | |
| 762 CK_RV *pError) | |
| 763 { | |
| 764 CK_ULONG rv; | |
| 765 | |
| 766 #ifdef NSSDEBUG | |
| 767 if (!pError) { | |
| 768 return (CK_ULONG)0; | |
| 769 } | |
| 770 | |
| 771 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 772 if (CKR_OK != *pError) { | |
| 773 return (CK_ULONG)0; | |
| 774 } | |
| 775 #endif /* NSSDEBUG */ | |
| 776 | |
| 777 if (!fwObject->mdObject->GetObjectSize) { | |
| 778 *pError = CKR_INFORMATION_SENSITIVE; | |
| 779 return (CK_ULONG)0; | |
| 780 } | |
| 781 | |
| 782 *pError = nssCKFWMutex_Lock(fwObject->mutex); | |
| 783 if (CKR_OK != *pError) { | |
| 784 return (CK_ULONG)0; | |
| 785 } | |
| 786 | |
| 787 rv = fwObject->mdObject->GetObjectSize(fwObject->mdObject, fwObject, | |
| 788 fwObject->mdSession, fwObject->fwSess
ion, fwObject->mdToken, | |
| 789 fwObject->fwToken, fwObject->mdInstan
ce, fwObject->fwInstance, | |
| 790 pError); | |
| 791 | |
| 792 (void)nssCKFWMutex_Unlock(fwObject->mutex); | |
| 793 return rv; | |
| 794 } | |
| 795 | |
| 796 /* | |
| 797 * NSSCKFWObject_GetMDObject | |
| 798 * | |
| 799 */ | |
| 800 NSS_IMPLEMENT NSSCKMDObject * | |
| 801 NSSCKFWObject_GetMDObject( | |
| 802 NSSCKFWObject *fwObject) | |
| 803 { | |
| 804 #ifdef DEBUG | |
| 805 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 806 return (NSSCKMDObject *)NULL; | |
| 807 } | |
| 808 #endif /* DEBUG */ | |
| 809 | |
| 810 return nssCKFWObject_GetMDObject(fwObject); | |
| 811 } | |
| 812 | |
| 813 /* | |
| 814 * NSSCKFWObject_GetArena | |
| 815 * | |
| 816 */ | |
| 817 NSS_IMPLEMENT NSSArena * | |
| 818 NSSCKFWObject_GetArena( | |
| 819 NSSCKFWObject *fwObject, | |
| 820 CK_RV *pError) | |
| 821 { | |
| 822 #ifdef DEBUG | |
| 823 if (!pError) { | |
| 824 return (NSSArena *)NULL; | |
| 825 } | |
| 826 | |
| 827 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 828 if (CKR_OK != *pError) { | |
| 829 return (NSSArena *)NULL; | |
| 830 } | |
| 831 #endif /* DEBUG */ | |
| 832 | |
| 833 return nssCKFWObject_GetArena(fwObject, pError); | |
| 834 } | |
| 835 | |
| 836 /* | |
| 837 * NSSCKFWObject_IsTokenObject | |
| 838 * | |
| 839 */ | |
| 840 NSS_IMPLEMENT CK_BBOOL | |
| 841 NSSCKFWObject_IsTokenObject( | |
| 842 NSSCKFWObject *fwObject) | |
| 843 { | |
| 844 #ifdef DEBUG | |
| 845 if (CKR_OK != nssCKFWObject_verifyPointer(fwObject)) { | |
| 846 return CK_FALSE; | |
| 847 } | |
| 848 #endif /* DEBUG */ | |
| 849 | |
| 850 return nssCKFWObject_IsTokenObject(fwObject); | |
| 851 } | |
| 852 | |
| 853 /* | |
| 854 * NSSCKFWObject_GetAttributeCount | |
| 855 * | |
| 856 */ | |
| 857 NSS_IMPLEMENT CK_ULONG | |
| 858 NSSCKFWObject_GetAttributeCount( | |
| 859 NSSCKFWObject *fwObject, | |
| 860 CK_RV *pError) | |
| 861 { | |
| 862 #ifdef DEBUG | |
| 863 if (!pError) { | |
| 864 return (CK_ULONG)0; | |
| 865 } | |
| 866 | |
| 867 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 868 if (CKR_OK != *pError) { | |
| 869 return (CK_ULONG)0; | |
| 870 } | |
| 871 #endif /* DEBUG */ | |
| 872 | |
| 873 return nssCKFWObject_GetAttributeCount(fwObject, pError); | |
| 874 } | |
| 875 | |
| 876 /* | |
| 877 * NSSCKFWObject_GetAttributeTypes | |
| 878 * | |
| 879 */ | |
| 880 NSS_IMPLEMENT CK_RV | |
| 881 NSSCKFWObject_GetAttributeTypes( | |
| 882 NSSCKFWObject *fwObject, | |
| 883 CK_ATTRIBUTE_TYPE_PTR typeArray, | |
| 884 CK_ULONG ulCount) | |
| 885 { | |
| 886 #ifdef DEBUG | |
| 887 CK_RV error = CKR_OK; | |
| 888 | |
| 889 error = nssCKFWObject_verifyPointer(fwObject); | |
| 890 if (CKR_OK != error) { | |
| 891 return error; | |
| 892 } | |
| 893 | |
| 894 if ((CK_ATTRIBUTE_TYPE_PTR)NULL == typeArray) { | |
| 895 return CKR_ARGUMENTS_BAD; | |
| 896 } | |
| 897 #endif /* DEBUG */ | |
| 898 | |
| 899 return nssCKFWObject_GetAttributeTypes(fwObject, typeArray, ulCount); | |
| 900 } | |
| 901 | |
| 902 /* | |
| 903 * NSSCKFWObject_GetAttributeSize | |
| 904 * | |
| 905 */ | |
| 906 NSS_IMPLEMENT CK_ULONG | |
| 907 NSSCKFWObject_GetAttributeSize( | |
| 908 NSSCKFWObject *fwObject, | |
| 909 CK_ATTRIBUTE_TYPE attribute, | |
| 910 CK_RV *pError) | |
| 911 { | |
| 912 #ifdef DEBUG | |
| 913 if (!pError) { | |
| 914 return (CK_ULONG)0; | |
| 915 } | |
| 916 | |
| 917 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 918 if (CKR_OK != *pError) { | |
| 919 return (CK_ULONG)0; | |
| 920 } | |
| 921 #endif /* DEBUG */ | |
| 922 | |
| 923 return nssCKFWObject_GetAttributeSize(fwObject, attribute, pError); | |
| 924 } | |
| 925 | |
| 926 /* | |
| 927 * NSSCKFWObject_GetAttribute | |
| 928 * | |
| 929 */ | |
| 930 NSS_IMPLEMENT NSSItem * | |
| 931 NSSCKFWObject_GetAttribute( | |
| 932 NSSCKFWObject *fwObject, | |
| 933 CK_ATTRIBUTE_TYPE attribute, | |
| 934 NSSItem *itemOpt, | |
| 935 NSSArena *arenaOpt, | |
| 936 CK_RV *pError) | |
| 937 { | |
| 938 #ifdef DEBUG | |
| 939 if (!pError) { | |
| 940 return (NSSItem *)NULL; | |
| 941 } | |
| 942 | |
| 943 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 944 if (CKR_OK != *pError) { | |
| 945 return (NSSItem *)NULL; | |
| 946 } | |
| 947 #endif /* DEBUG */ | |
| 948 | |
| 949 return nssCKFWObject_GetAttribute(fwObject, attribute, itemOpt, arenaOpt, pE
rror); | |
| 950 } | |
| 951 | |
| 952 /* | |
| 953 * NSSCKFWObject_GetObjectSize | |
| 954 * | |
| 955 */ | |
| 956 NSS_IMPLEMENT CK_ULONG | |
| 957 NSSCKFWObject_GetObjectSize( | |
| 958 NSSCKFWObject *fwObject, | |
| 959 CK_RV *pError) | |
| 960 { | |
| 961 #ifdef DEBUG | |
| 962 if (!pError) { | |
| 963 return (CK_ULONG)0; | |
| 964 } | |
| 965 | |
| 966 *pError = nssCKFWObject_verifyPointer(fwObject); | |
| 967 if (CKR_OK != *pError) { | |
| 968 return (CK_ULONG)0; | |
| 969 } | |
| 970 #endif /* DEBUG */ | |
| 971 | |
| 972 return nssCKFWObject_GetObjectSize(fwObject, pError); | |
| 973 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2078763002:
Delete bundled copy of NSS and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/nss@master